\begin{tabular}{{p{10em}p{28em}}}
\toprule
\% Data Available & \\
During Week       &  Imputation for Missing Data Values (kg/hr) \\
\midrule
$>$ 95\% &Stack mean operating emissions load during the week\\
80-95\% &Stack $75^{th}$ percentile emissions load during the week\\
50-80\% &Stack $90^{th}$ percentile emissions load during the week\\
1-50\% &Stack $90^{th}$ percentile emissions load during the three months of valid CEMS data, up to the start of the compliance period \\
$<$ 1\% & Flat rate of population emissions load (8.08 kg/hr) \\
\bottomrule
\multicolumn{2}{p{1\linewidth}}{\footnotesize The table gives the data replacement rule used in the emissions market. The left column shows the raw data availability during the week. The right column shows the imputation rule for each level of data availability.}
\end{tabular}